@mixin  setTable($w){
    .table {
        width: $w;
        margin: 50px auto;
      
        .td {
          float: left;
          width: 100px;
          height: 40px;
          text-align: center;
          line-height: 40px;
          background-color: black;
          color: bisque;
          input {
            width: 30px;
          }
        }
      }
}